这份去年出炉的指南建议，对某些45至79岁、心脏病风险因胆固醇水平或吸烟而升高的男性来说，应该服用阿司匹林。

The guidelines, announced last year, suggest aspirin for certain men 45 to 79 years old with elevated heart-disease risk because of factors like cholesterol levels and smoking.

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指南是工作小组2002年指南的更新，当时的指南写得更为泛泛，建议任何年龄段心脏病风险升高的人都要服用阿司匹林。

The recommendations update the panel's previous guidelines from 2002, which were more broadly written. Those suggested aspirin use for people of any age who were at elevated risk of heart disease.

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